Merrimac Post Office

Post office

110 School St., Merrimac, WI 53561

(608) 493-2323

For Appointment Call (608)493-2323

Appointment required

Hours and addresses come from the State Department listing, updated November 2, 2026.

Book at USPS Directions Facilities in Merrimac Facilities in Wisconsin

Merrimac Post Office accepts new U.S. passport applications in person in Merrimac, WI. First-time and child visits are booked on the USPS scheduler. Search ZIP 53561. How to apply · How to renew